Adc channel enable register – ADLINK PCI-9810 User Manual
Page 30
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18
Registers
ADC Channel Enable Register
The PCI-9812/9810 has four analog input channels: CH0, CH1,
CH2, and CH3. CH0 to CH3 may be enabled or disabled by bit 0
to bit 3 of the ADC channel enable register.
Address: BASE + 0
Attribute: Write only
Data Format:
Bit
7
6
5
4
3
2
1
0
BASE+0
—
—
—
—
CH3EN
CH2EN
CH1EN
CH0EN
BASE+1
—
—
—
—
—
—
—
—
BASE+2
—
—
—
—
—
—
—
—
BASE+3
—
—
—
—
—
—
—
—
Bit 31->4
Any value
Bit 3
CH3EN
Bit 2
CH2EN
Bit 1
CH1EN
Bit 0
CH0EN
Allowed combinations (refer to section 5.5) of these bits include:
0000
No channel is enabled.
0001
Only CH0 is enabled.
0011
CH0 and CH1 are enabled.
1111
All channels are enabled.
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